package com.lmj.springcloud.controller;

import com.lmj.springcloud.pojo.Dept;
import com.lmj.springcloud.service.DeptService;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

/**
 * @ClassName DeptController
 * @Date 2021/9/14 15:36
 * @Author 李明杰
 * @Description 通过Restful服务
 */
@RestController
public class DeptController {
    @Autowired
    private DeptService deptService;

    @GetMapping("/dept/get/{id}")
    @HystrixCommand(fallbackMethod = "hystrixGet")
    public Dept get(@PathVariable("id") Long id) {
        Dept dept = deptService.queryById(id);
        if (dept == null) {
            throw new RuntimeException("id=>" + id + "，不存在该用户，或者信息未找到");
        }
        return dept;
    }

    //备选方案
    public Dept hystrixGet(@PathVariable("id") Long id) {
        return new Dept()
                .setDeptno(id)
                .setDname("id=>" + id + "，没有对应的信息")
                .setDb_source("没有这个数据库");
    }

}
